@article{171555,
      note = {Includes bibliographical references.},
      author = {Shiepers, Jos.},
      url = {http://digitallibrary.un.org/record/171555},
      title = {Equivalence scales for international use : paper /},
      publisher = {UN,},
      recid = {171555},
      pages = {13 p. :},
      address = {Geneva :. 1994-02-25},
      year = {1994},
      month = {Feb},
}